pnwdiving

 

4 Mile Rock Barges is a northeast-facing boat dive in Central Puget Sound.

Site Resources & Tools

Recent Visibility Reports

Dive report for 1/18/26

Profile Pic
4 Mile Rock Barges
By Jeremy Freestone
Visibility
A hazy 15 feet, 5-10 feet in the shallows
Epic dive on both barges - huge schools of giant rockfish. So fun to interact floating in the middle of them
...See More
favorite_borderReact

Dive report for 6/15/25

Profile Pic
4 Mile Rock Barges
By Devilfish Diving Charter
Visibility
A hazy 20+ feet, 10 feet in the shallows (low tide)
Excellent dive on the barges. We saw 5 giant nudibranches hunting in a field of anemones. Also spotted a wolf eel in the western wreck and a large school of herring in the safety stop.
...See More
favorite_borderReact